US6844931B2 - Spectrophotometer and its use - Google Patents
Spectrophotometer and its use Download PDFInfo
- Publication number
- US6844931B2 US6844931B2 US10/303,335 US30333502A US6844931B2 US 6844931 B2 US6844931 B2 US 6844931B2 US 30333502 A US30333502 A US 30333502A US 6844931 B2 US6844931 B2 US 6844931B2
- Authority
- US
- United States
- Prior art keywords
- measurement
- illumination
- light
- sample
- light emitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime, expires
Links
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Images
Classifications
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0208—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using focussing or collimating elements, e.g. lenses or mirrors; performing aberration correction
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/021—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using plane or convex mirrors, parallel phase plates, or particular reflectors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/024—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using means for illuminating a slit efficiently (e.g. entrance slit of a spectrometer or entrance face of fiber)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0256—Compact construction
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- G—PHYSICS
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- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
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- G01J3/0272—Handheld
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0278—Control or determination of height or angle information for sensors or receivers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0291—Housings; Spectrometer accessories; Spatial arrangement of elements, e.g. folded path arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/10—Arrangements of light sources specially adapted for spectrometry or colorimetry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
- G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
- G01N21/474—Details of optical heads therefor, e.g. using optical fibres
- G01N2021/4752—Geometry
- G01N2021/4757—Geometry 0/45° or 45/0°
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/251—Colorimeters; Construction thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/062—LED's
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01127427A EP1314972B1 (en) | 2001-11-26 | 2001-11-26 | Spectrophotometer and its use |
EP01127427.1 | 2001-11-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
US20030169421A1 US20030169421A1 (en) | 2003-09-11 |
US6844931B2 true US6844931B2 (en) | 2005-01-18 |
Family
ID=8179275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/303,335 Expired - Lifetime US6844931B2 (en) | 2001-11-26 | 2002-11-25 | Spectrophotometer and its use |
Country Status (4)
Country | Link |
---|---|
US (1) | US6844931B2 (en) |
EP (1) | EP1314972B1 (en) |
CA (1) | CA2412589A1 (en) |
DE (1) | DE50115561D1 (en) |
Cited By (31)
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US20050052648A1 (en) * | 2003-07-23 | 2005-03-10 | Beat Frick | Spectral photometer and associated measuring head |
US20050104004A1 (en) * | 2003-11-19 | 2005-05-19 | Kansai Paint Co., Ltd. | Reflected ultraviolet light measuring device |
US20060203240A1 (en) * | 2005-03-14 | 2006-09-14 | Datacolor Holding Ag | Spectrophotometer with light emitting diode illuminator |
US20060203213A1 (en) * | 2003-11-14 | 2006-09-14 | Olympus Corporation | Mult-spectrum image capturing device and multi-spectrum illuminating device |
US20060232771A1 (en) * | 2005-04-15 | 2006-10-19 | Xerox Corporation | Gray balance calibration of an imaging system |
US20060244948A1 (en) * | 2005-04-12 | 2006-11-02 | Overbeck James L | Systems and methods for validating a security feature of an object |
US20060244960A1 (en) * | 2005-04-05 | 2006-11-02 | Overbeck James L | Systems and methods for monitoring a process output with a highly abridged spectrophotometer |
US20060268270A1 (en) * | 2005-05-27 | 2006-11-30 | Carl Zeiss Microlmaging Gmbh | Grating spectrometer system and method for the acquisition of measured values |
US20070035740A1 (en) * | 2005-08-15 | 2007-02-15 | Nisper Jon K | Optical instrument |
US20070188764A1 (en) * | 2005-08-15 | 2007-08-16 | Nisper Jon K | Optical instrument and components thereof |
US20080156969A1 (en) * | 2006-12-18 | 2008-07-03 | X-Rite Europe Ag | Spectral Photoelectric Measurement Transformer |
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US20090091743A1 (en) * | 2007-10-05 | 2009-04-09 | Embrex, Inc. | Methods and apparatus for candling eggs via embryo heartbeat detection |
US20090097028A1 (en) * | 2007-10-16 | 2009-04-16 | X-Rite, Inc. | Color Measurement Systems And Methods Addressing Effects of Ultra-Violet Light |
US20090316149A1 (en) * | 2008-06-19 | 2009-12-24 | Alan Ingleson | Spectrophotometer system with modular 45/0 head |
US20100148083A1 (en) * | 2007-04-03 | 2010-06-17 | Chris Brown | Spectrophotometer and method |
US20100328667A1 (en) * | 2009-06-24 | 2010-12-30 | X-Rite Europe Gmbh | Color Measuring Device |
US20110050892A1 (en) * | 2008-04-23 | 2011-03-03 | Oliver ZIND | Image recording and color measuring system |
US20110310389A1 (en) * | 2009-02-27 | 2011-12-22 | Clark Stephan R | Color sensor |
US8592748B2 (en) | 2009-09-10 | 2013-11-26 | Just Normlicht Gmbh Vertrieb + Produktion | Method and arrangement for simulation of high-quality daylight spectra |
US8859969B2 (en) | 2012-03-27 | 2014-10-14 | Innovative Science Tools, Inc. | Optical analyzer for identification of materials using reflectance spectroscopy |
US9297749B2 (en) | 2012-03-27 | 2016-03-29 | Innovative Science Tools, Inc. | Optical analyzer for identification of materials using transmission spectroscopy |
US9534951B2 (en) | 2012-09-06 | 2017-01-03 | Jenoptik Polymer Systems Gmbh | Measuring module for remission photometric analysis and method for the production thereof |
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Also Published As
Publication number | Publication date |
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CA2412589A1 (en) | 2003-05-26 |
EP1314972A1 (en) | 2003-05-28 |
DE50115561D1 (en) | 2010-08-26 |
US20030169421A1 (en) | 2003-09-11 |
EP1314972B1 (en) | 2010-07-14 |
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